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Finding the Fourth Proportional to 2,907.00, 4,358.06 and 1,348.11

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Solution

The fourth proportional to 2,907.00, 4,358.06 and 1,348.11 is: 2,021.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907.00 : 4,358.06 = 1,348.11 : x
  2. Step 2: Convert to fraction form
    2,907.00/4,358.06 = 1,348.11/x
  3. Step 3: Cross multiply
    2,907.00x = 4,358.06 × 1,348.11
  4. Step 4: Simplify right side
    2,907.00x = 5,875,158.34
  5. Step 5: Solve for x
    x = 5,875,158.34/2,907.00
  6. Step 6: Final answer
    x = 2,021.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.